DE69520023T2 - Verfahren zur Herstellung von Polyhydroxycarbonsäure - Google Patents

Verfahren zur Herstellung von Polyhydroxycarbonsäure

Info

Publication number
DE69520023T2
DE69520023T2 DE69520023T DE69520023T DE69520023T2 DE 69520023 T2 DE69520023 T2 DE 69520023T2 DE 69520023 T DE69520023 T DE 69520023T DE 69520023 T DE69520023 T DE 69520023T DE 69520023 T2 DE69520023 T2 DE 69520023T2
Authority
DE
Germany
Prior art keywords
acid
molecular weight
average molecular
weight average
addition
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69520023T
Other languages
German (de)
English (en)
Other versions
DE69520023D1 (de
Inventor
Kan Ikeda
Michihiko Miyamoto
Shoji Obuchi
Masahiro Ohta
Yasunori Yoshida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsui Chemicals Inc
Original Assignee
Mitsui Chemicals Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsui Chemicals Inc filed Critical Mitsui Chemicals Inc
Publication of DE69520023D1 publication Critical patent/DE69520023D1/de
Application granted granted Critical
Publication of DE69520023T2 publication Critical patent/DE69520023T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/91—Polymers modified by chemical after-treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/91—Polymers modified by chemical after-treatment
    • C08G63/912—Polymers modified by chemical after-treatment derived from hydroxycarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/46—Polyesters chemically modified by esterification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polyesters Or Polycarbonates (AREA)
DE69520023T 1994-11-02 1995-10-27 Verfahren zur Herstellung von Polyhydroxycarbonsäure Expired - Lifetime DE69520023T2 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP26951294 1994-11-02
JP27208494 1994-11-07
JP28360994 1994-11-17
JP29277594 1994-11-28
JP30341094 1994-12-07
JP30341194 1994-12-07
JP31818894 1994-12-21

Publications (2)

Publication Number Publication Date
DE69520023D1 DE69520023D1 (de) 2001-03-08
DE69520023T2 true DE69520023T2 (de) 2001-08-02

Family

ID=27566777

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69520023T Expired - Lifetime DE69520023T2 (de) 1994-11-02 1995-10-27 Verfahren zur Herstellung von Polyhydroxycarbonsäure

Country Status (5)

Country Link
US (1) US5770683A (sv)
EP (1) EP0710684B1 (sv)
KR (1) KR100209468B1 (sv)
DE (1) DE69520023T2 (sv)
FI (1) FI955175A (sv)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT910598E (pt) * 1996-07-08 2005-08-31 Vivoxyd Oy Material biodegradavel com elevada forca de impacto
US5652331A (en) * 1996-08-30 1997-07-29 Shell Oil Company Method for preparing poly-p-dioxanone polymer
US6242559B1 (en) 1997-08-29 2001-06-05 Zydex Industries Functionalized hydroxy fatty acid polymer surface active agents and methods of making same
DE19812409C1 (de) * 1998-03-20 1999-04-15 Inst Polymerforschung Dresden Kopplungsagenzien mit zyklischen Iminoester- und Iminoethergruppen, Verfahren zu deren Herstellung und Verwendung
AU5428500A (en) * 1999-06-22 2001-01-09 Mitsui Chemicals, Inc. Process for producing polyhydroxycarboxylic acid
US8507253B2 (en) * 2002-05-13 2013-08-13 Algae Systems, LLC Photobioreactor cell culture systems, methods for preconditioning photosynthetic organisms, and cultures of photosynthetic organisms produced thereby
US20050239182A1 (en) * 2002-05-13 2005-10-27 Isaac Berzin Synthetic and biologically-derived products produced using biomass produced by photobioreactors configured for mitigation of pollutants in flue gases
EP1367080A1 (en) * 2002-05-29 2003-12-03 Hycail B.V. Hyperbranched poly(hydroxycarboxylic acid) polymers
EP1553122A1 (en) * 2004-01-08 2005-07-13 DSM IP Assets B.V. Process for preparing a high molecular polycondensate
US8110395B2 (en) 2006-07-10 2012-02-07 Algae Systems, LLC Photobioreactor systems and methods for treating CO2-enriched gas and producing biomass
DE102006062388B4 (de) * 2006-12-19 2013-01-17 Universität Stuttgart Institut für Kunststofftechnik Verfahren zur Ringöffnungspolymerisation von cyclischen Estern
WO2008134010A2 (en) * 2007-04-27 2008-11-06 Greenfuel Technologies Corp. Photobioreactor systems positioned on bodies of water
JP5461372B2 (ja) * 2010-11-26 2014-04-02 株式会社ジャパンディスプレイ 配向膜形成用溶媒、それを用いた配向膜材料および液晶表示装置の製造方法
TR201702016A2 (tr) 2017-02-10 2018-08-27 Tuerkiye Bilimsel Ve Teknolojik Arastirma Kurumu Tuebitak Düşük mali̇yetli̇ yüksek moleküler ağirlikli ve yüksek çözünürlüğe sahi̇p poli̇gli̇koli̇k asi̇t sentezi̇
US10921676B2 (en) * 2017-08-30 2021-02-16 E Ink Corporation Electrophoretic medium
CN112920394B (zh) * 2021-01-29 2022-03-01 江南大学 一种乳酸基环保增塑剂的制备方法及其应用

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4273920A (en) * 1979-09-12 1981-06-16 Eli Lilly And Company Polymerization process and product
JPH0678425B2 (ja) * 1984-07-06 1994-10-05 和光純薬工業株式会社 重合体の新規製造法
JPS6264823A (ja) * 1985-09-17 1987-03-23 Taki Chem Co Ltd ポリグリコリドまたはポリラクチドの製造法
JPS62230220A (ja) 1986-03-31 1987-10-08 Toshiba Corp 相補性絶縁ゲ−ト型論理回路
JPS62280220A (ja) * 1986-05-29 1987-12-05 Taki Chem Co Ltd 高分子量ポリラクチド又はポリグリコリドの製造法
JPH01156319A (ja) * 1987-12-15 1989-06-19 Toray Ind Inc 脂肪族ポリエステルおよびその製造方法
US5302694A (en) * 1990-02-21 1994-04-12 Boehringer Ingelheim Gmbh Process for preparing polyesters based on hydroxycarboxylic acids
DE4005415C2 (de) * 1990-02-21 1996-04-11 Boehringer Ingelheim Kg Verfahren zum Herstellen von Polyestern auf der Basis von Hydroxycarbonsäuren
ATA258390A (de) * 1990-12-19 1997-08-15 Danubia Petrochem Polymere Mischung aus vorwiegend einem polyhydroxyalkanoat und einer verbindung, die mindestens zwei reaktive gruppen wie säure- und/oder alkoholgruppen enthält und ein durch schmelzen der mischung hergestelltes polymerisat
JP3079716B2 (ja) * 1991-11-26 2000-08-21 昭和高分子株式会社 ウレタン結合を含むポリラクタイドの製造方法
JPH081224B2 (ja) 1991-11-27 1996-01-10 株式会社テイエチケーメント研究所 ころがり軸受クラッチ
DE69230032T2 (de) * 1991-12-19 2000-02-03 Mitsui Chemicals, Inc. Polyhydroxycarbonsäure und verfahren zu ihrer herstellung
IT1256918B (it) * 1992-08-04 1995-12-27 Mini Ricerca Scient Tecnolog Procedimento per la produzione di poli acido lattico.
JP3075644B2 (ja) * 1992-12-04 2000-08-14 三井化学株式会社 ポリヒドロキシカルボン酸の製造方法
US5387665A (en) * 1993-02-26 1995-02-07 Mitsui Toatsu Chemicals, Inc. Resins for electrohotographic toners

Also Published As

Publication number Publication date
KR100209468B1 (ko) 1999-07-15
EP0710684A2 (en) 1996-05-08
US5770683A (en) 1998-06-23
EP0710684A3 (sv) 1996-06-05
DE69520023D1 (de) 2001-03-08
FI955175A (sv) 1996-05-03
KR960017728A (ko) 1996-06-17
FI955175A0 (sv) 1995-10-30
EP0710684B1 (en) 2001-01-31

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